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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "checkasm.h"
#include "libavfilter/scene_sad.h"
#include "libavutil/mem_internal.h"
#define WIDTH 256
#define HEIGHT 256
#define STRIDE WIDTH
#define randomize_buffers(type, buf, size, mask) \
do { \
int j; \
type *tmp_buf = (type *) buf; \
for (j = 0; j < size; j++) \
tmp_buf[j] = rnd() & mask; \
} while (0)
static void check_scene_sad(int depth)
{
LOCAL_ALIGNED_32(uint8_t, src1, [WIDTH * HEIGHT * 2]);
LOCAL_ALIGNED_32(uint8_t, src2, [WIDTH * HEIGHT * 2]);
declare_func(void, const uint8_t *src1, ptrdiff_t stride1,
const uint8_t *src2, ptrdiff_t stride2,
ptrdiff_t width, ptrdiff_t height, uint64_t *sum);
const int width = WIDTH >> (depth > 8);
int mask = (1 << depth) - 1;
if (depth <= 8) {
randomize_buffers(uint8_t, src1, width * HEIGHT, mask);
randomize_buffers(uint8_t, src2, width * HEIGHT, mask);
} else if (depth <= 16) {
randomize_buffers(uint16_t, src1, width * HEIGHT, mask);
randomize_buffers(uint16_t, src2, width * HEIGHT, mask);
}
if (check_func(ff_scene_sad_get_fn(depth), "scene_sad%d", depth)) {
uint64_t sum1, sum2;
call_ref(src1, STRIDE, src2, STRIDE, width, HEIGHT, &sum1);
call_new(src1, STRIDE, src2, STRIDE, width, HEIGHT, &sum2);
if (sum1 != sum2) {
fprintf(stderr, "scene_sad%d: sum mismatch: %llu != %llu\n",
depth, (unsigned long long) sum1, (unsigned long long) sum2);
fail();
}
bench_new(src1, STRIDE, src2, STRIDE, WIDTH, HEIGHT, &sum2);
}
}
void checkasm_check_scene_sad(void)
{
const int depths[] = { 8, 10, 12, 14, 15, 16 };
for (int i = 0; i < FF_ARRAY_ELEMS(depths); i++) {
check_scene_sad(depths[i]);
report("scene_sad%d", depths[i]);
}
}
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